852248998660 has 24 divisors (see below), whose sum is σ = 1819062619416. Its totient is φ = 335311080960.

The previous prime is 852248998649. The next prime is 852248998661. The reversal of 852248998660 is 66899842258.

It can be written as a sum of positive squares in 4 ways, for example, as 23096704576 + 829152294084 = 151976^2 + 910578^2 .

It is a super-4 number, since 4×852248998660⁴ (a number of 49 digits) contains 4444 as substring.

It is a hoax number, since the sum of its digits (67) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (852248998661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349281157 + ... + 349283596.

It is an arithmetic number, because the mean of its divisors is an integer number (75794275809).

Almost surely, 2^852248998660 is an apocalyptic number.

It is an amenable number.

852248998660 is an abundant number, since it is smaller than the sum of its proper divisors (966813620756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

852248998660 is a wasteful number, since it uses less digits than its factorization.

852248998660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698564823 (or 698564821 counting only the distinct ones).

The product of its (nonzero) digits is 119439360, while the sum is 67.

The spelling of 852248998660 in words is "eight hundred fifty-two billion, two hundred forty-eight million, nine hundred ninety-eight thousand, six hundred sixty".